cve/2012/CVE-2012-4530.md

### [CVE-2012-4530](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4530)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20n%2Fa%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The load_script function in fs/binfmt_script.c in the Linux kernel before 3.7.2 does not properly handle recursion, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

### POC

#### Reference
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b66c5984017533316fd1951770302649baf1aa33
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
- https://github.com/torvalds/linux/commit/b66c5984017533316fd1951770302649baf1aa33

#### Github
No PoCs found on GitHub currently.